| { |
| "kind": "baseline-checks", |
| "exportVersion": "1", |
| "scenario": { |
| "id": "frontend-aesthetic", |
| "version": "1.0.0" |
| }, |
| "contractHash": "sha256:ec7629d3c0a40e081293b5ff99c018f1ecc459a4f79206f1a223e0bdd9b0006b", |
| "severities": { |
| "fatal": "the floor fails and the page is eliminated", |
| "severe": "the floor fails; the failure is marked on the card", |
| "minor": "recorded only; never fails the floor", |
| "flag": "a result value, not a severity: noted for review, never counted as a failure" |
| }, |
| "floorRule": "a page passes the floor when no fatal or severe check fails", |
| "checks": [ |
| { |
| "id": "fe.no-output", |
| "version": "1", |
| "severity": "fatal", |
| "summary": "The agent produced no page: out/index.html is missing.", |
| "rule": [ |
| "fail when out/index.html does not exist after the run" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.delete-entry", |
| "intensity": 1, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.blank-page", |
| "version": "1", |
| "severity": "fatal", |
| "summary": "The page renders as blank on some viewport.", |
| "rule": [ |
| "fail when a viewport shows fewer than 20 characters of visible text and images/painted areas cover under 5% of the page", |
| "or when the first-screen and full-page screenshots are ≥ 99.8% a single background colour" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.blank", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.blank", |
| "intensity": 2, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.blank", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.horizontal-scroll", |
| "version": "1", |
| "severity": "severe", |
| "summary": "The page scrolls sideways at a contract viewport.", |
| "rule": [ |
| "fail when document scrollWidth exceeds clientWidth by more than 1 px at 1440x900 or 390x844 (unless the root clips x-overflow)", |
| "flag only (not counted) when it happens only at the extra scan widths 320, 768, 1024 px; the first failing width is reported" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.wide-element", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.wide-element", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.text-overflow", |
| "version": "2", |
| "severity": "severe", |
| "summary": "Content text is cut off by its container.", |
| "rule": [ |
| "fail when a text block with letters or digits (≥ 2 non-space characters) is clipped by an overflow:hidden/clip ancestor", |
| "ignored: aria-hidden and svg text, rotated/skewed text, collapsed <details> / content-visibility:hidden, symbol-only text, layers mirroring a scroll pane (editor gutters)", |
| "ellipsis truncation is a flag, not a failure" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.text-clip", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.text-clip", |
| "intensity": 2, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.text-clip", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.overlap", |
| "version": "2", |
| "severity": "severe", |
| "summary": "Readable text overlaps other text or is covered by an opaque element.", |
| "rule": [ |
| "text-on-text overlap of at least 4×4 px, only the part inside its clipping containers", |
| "covered: at least 2 sample points of a text (1 when it has only one) are under an opaque element (image, video, iframe, form control, opaque background); svg graphics are not opaque covers", |
| "ignored: aria-hidden / svg text, rotated text, collapsed content, symbol-only text" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.overlap", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.overlap", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.contrast", |
| "version": "2", |
| "severity": "severe", |
| "summary": "Main text is unreadable against its background (not mere WCAG AA misses).", |
| "rule": [ |
| "faint = below 3:1 (large text 2:1); illegible = below 2:1 (large text 1.5:1); ratios from axe-core", |
| "fail on a viewport when faint text is ≥ 50% of the readable characters", |
| "or illegible text is ≥ 10% of the readable characters or ≥ 200 characters", |
| "readable = visible text with letters or digits plus text shown in form fields; aria-hidden, svg, disabled controls and symbols excluded", |
| "flag when contrast could not be measured" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.low-contrast", |
| "intensity": 2, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.low-contrast", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.contrast-aa", |
| "version": "1", |
| "severity": "minor", |
| "summary": "Some readable text is below the WCAG AA contrast ratio (recorded, never vetoes).", |
| "rule": [ |
| "fail (minor) when any readable text is below 4.5:1 (large text 3:1); the detail gives the largest share and the lowest ratio" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.low-contrast", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.low-contrast", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.broken-image", |
| "version": "1", |
| "severity": "severe", |
| "summary": "An image on the page failed to load or has no source.", |
| "rule": [ |
| "fail when a displayed <img> has an empty src, or finished loading with naturalWidth 0 (lazy images not yet loaded are skipped)" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.break-image", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.break-image", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.required-sections", |
| "version": "1", |
| "severity": "severe", |
| "summary": "A section the task card requires is not on the page.", |
| "rule": [ |
| "fail when any of the card's requiredSections is not found on some viewport (matched by data-section, then id, then the words of the name in the attributes / text of sections, landmarks, headings, with synonyms)", |
| "pass when the card requires none" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.remove-section", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.remove-section", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.fabrication", |
| "version": "1", |
| "severity": "minor", |
| "summary": "Heuristic marker for invented content when the card supplies fixed copy.", |
| "rule": [ |
| "fail (minor) when a section the card withholds appears", |
| "or, when the card has inline content: a quotation of 25+ characters not supported by the card text (≥ 80% of its words), or ≥ 2 numbers not in the card (years 1990–2035 and integers under 10 ignored)" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.fabricate", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.fabricate", |
| "intensity": 2, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.console-errors", |
| "version": "2", |
| "severity": "severe", |
| "summary": "The page's own scripts throw or log errors.", |
| "rule": [ |
| "fail on an uncaught page exception or a console.error from the page", |
| "not counted (browser notices, network): /Failed to load resource|net::ERR_|Blocked script execution in .* sandboxed|frame is sandboxed|^\\[Violation\\]|favicon\\.ico/i" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.script-error", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.script-error", |
| "intensity": 2, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.external-requests", |
| "version": "1", |
| "severity": "severe", |
| "summary": "The page tries to reach the network (rendering is offline).", |
| "rule": [ |
| "fail when any request outside the local static server was blocked, or a page file (HTML, CSS, JS) references an external URL" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.external-ref", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.external-ref", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.font-fallback", |
| "version": "1", |
| "severity": "minor", |
| "summary": "Text asks for a font the pinned font pack cannot provide.", |
| "rule": [ |
| "fail (minor) when the first family of a font stack used by ≥ 10 characters is neither in the font pack, its alias table, a generic family, nor a loaded @font-face" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.unknown-font", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.unknown-font", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| }, |
| { |
| "id": "fe.small-text", |
| "version": "2", |
| "severity": "minor", |
| "summary": "Readable text set below the minimum size.", |
| "rule": [ |
| "fail (minor) when a non-decorative text block of ≥ 20 characters is under 12 px" |
| ], |
| "selfTest": [ |
| { |
| "injector": "fi.tiny-text", |
| "intensity": 1, |
| "expect": "fail" |
| }, |
| { |
| "injector": "fi.tiny-text", |
| "intensity": 3, |
| "expect": "fail" |
| } |
| ] |
| } |
| ] |
| } |
|
|
